Incidental Mutation 'R6820:Smg6'
ID 537576
Institutional Source Beutler Lab
Gene Symbol Smg6
Ensembl Gene ENSMUSG00000038290
Gene Name SMG6 nonsense mediated mRNA decay factor
Synonyms Smg-6 homolog, nonsense mediated mRNA decay factor (C. elegans)
MMRRC Submission 044932-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6820 (G1)
Quality Score 225.009
Status Validated
Chromosome 11
Chromosomal Location 74816665-75055274 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 74932790 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 88 (V88A)
Ref Sequence ENSEMBL: ENSMUSP00000120060 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000045281] [ENSMUST00000140197]
AlphaFold P61406
Predicted Effect probably damaging
Transcript: ENSMUST00000045281
AA Change: V1027A

PolyPhen 2 Score 0.974 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000043555
Gene: ENSMUSG00000038290
AA Change: V1027A

DomainStartEndE-ValueType
internal_repeat_1 42 99 7.68e-6 PROSPERO
internal_repeat_1 135 188 7.68e-6 PROSPERO
low complexity region 212 227 N/A INTRINSIC
low complexity region 257 271 N/A INTRINSIC
low complexity region 376 390 N/A INTRINSIC
low complexity region 417 426 N/A INTRINSIC
low complexity region 436 453 N/A INTRINSIC
low complexity region 538 549 N/A INTRINSIC
coiled coil region 574 600 N/A INTRINSIC
Pfam:EST1 637 742 1.8e-18 PFAM
Pfam:EST1_DNA_bind 750 1106 1.6e-78 PFAM
coiled coil region 1197 1234 N/A INTRINSIC
PINc 1245 1396 2.85e-25 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000130145
SMART Domains Protein: ENSMUSP00000120229
Gene: ENSMUSG00000038290

DomainStartEndE-ValueType
coiled coil region 35 61 N/A INTRINSIC
Pfam:EST1 99 204 1.3e-19 PFAM
Pfam:EST1_DNA_bind 212 339 7.3e-37 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000140197
AA Change: V88A

PolyPhen 2 Score 0.986 (Sensitivity: 0.74; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000120060
Gene: ENSMUSG00000038290
AA Change: V88A

DomainStartEndE-ValueType
Pfam:EST1_DNA_bind 2 167 4.9e-25 PFAM
Meta Mutation Damage Score 0.3618 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency 98% (46/47)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a component of the telomerase ribonucleoprotein complex responsible for the replication and maintenance of chromosome ends. The encoded protein also plays a role in the nonsense-mediated mRNA decay (NMD) pathway, providing the endonuclease activity near the premature translation termination codon that is needed to initiate NMD. Alternatively spliced transcript variants encoding distinct protein isoforms have been described. [provided by RefSeq, Feb 2014]
PHENOTYPE: Homozygosity for insertion of a transgene into intron 6 of the gene results in embryonic lethality. Mice homozygous for a knock-out allele exhibit prenatal lethality. Mice homozygous for a conditional allele activated in embryonic stem cells exhibit defective telomere maintenance and NMD. [provided by MGI curators]
Allele List at MGI

All alleles(52) : Gene trapped(52)

Other mutations in this stock
Total: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Accs T A 2: 93,673,266 (GRCm39) N141Y probably null Het
Chkb A G 15: 89,312,379 (GRCm39) L46P probably damaging Het
Col9a3 G A 2: 180,248,927 (GRCm39) V260M probably damaging Het
Dna2 T C 10: 62,800,683 (GRCm39) I739T possibly damaging Het
Dnah17 T C 11: 117,959,826 (GRCm39) H2620R probably damaging Het
Dsel A G 1: 111,787,547 (GRCm39) V996A probably damaging Het
Dst T C 1: 34,250,337 (GRCm39) L1757S probably damaging Het
Exoc5 A T 14: 49,286,387 (GRCm39) probably null Het
Fam120a A T 13: 49,034,468 (GRCm39) V1048E possibly damaging Het
Fam50b G A 13: 34,931,084 (GRCm39) E187K possibly damaging Het
Fbxw19 T A 9: 109,311,079 (GRCm39) T377S probably benign Het
Fbxw28 A T 9: 109,167,493 (GRCm39) F88Y probably damaging Het
Grik5 C T 7: 24,745,780 (GRCm39) R431Q possibly damaging Het
Gtsf1 T C 15: 103,328,954 (GRCm39) T92A probably benign Het
Hoxc13 A G 15: 102,830,257 (GRCm39) Y212C probably damaging Het
Itih2 T C 2: 10,102,909 (GRCm39) I742V probably benign Het
Kat7 T C 11: 95,174,965 (GRCm39) T351A probably damaging Het
Mlh3 T C 12: 85,294,497 (GRCm39) D1233G probably damaging Het
Mroh2b A G 15: 4,982,756 (GRCm39) D1525G probably damaging Het
Nme5 T C 18: 34,704,626 (GRCm39) Y73C probably damaging Het
Nr3c2 T C 8: 77,969,086 (GRCm39) V957A probably damaging Het
Nup153 A G 13: 46,863,459 (GRCm39) S301P probably benign Het
Obscn T C 11: 58,942,019 (GRCm39) D5013G probably damaging Het
Or4f54 C T 2: 111,123,455 (GRCm39) P281S probably damaging Het
Or5p51 A G 7: 107,444,298 (GRCm39) V214A probably benign Het
Or8g51 A G 9: 38,608,771 (GRCm39) V297A possibly damaging Het
Pak1 A G 7: 97,535,586 (GRCm39) N226D probably benign Het
Pak4 A G 7: 28,262,461 (GRCm39) Y384H probably benign Het
Pkp3 T C 7: 140,659,757 (GRCm39) probably null Het
Prxl2b A T 4: 154,982,623 (GRCm39) D50E probably damaging Het
Psd G T 19: 46,309,283 (GRCm39) A558E probably damaging Het
Psmd14 C A 2: 61,607,068 (GRCm39) H172N probably benign Het
Pygb G T 2: 150,658,674 (GRCm39) W366L possibly damaging Het
Rbm39 A T 2: 156,021,146 (GRCm39) M1K probably null Het
Rnf213 T C 11: 119,339,664 (GRCm39) I3421T probably damaging Het
Rsf1 ATGGCG ATGGCGACGGTGGCG 7: 97,229,111 (GRCm39) probably benign Het
Tha1 T C 11: 117,762,504 (GRCm39) E80G probably benign Het
Tie1 A G 4: 118,341,583 (GRCm39) V243A probably damaging Het
Tmem215 T C 4: 40,473,926 (GRCm39) M1T probably null Het
Tpm2 A G 4: 43,518,443 (GRCm39) Y221H probably damaging Het
Ubap1 C T 4: 41,379,854 (GRCm39) P356L probably benign Het
Wbp2nl G T 15: 82,197,996 (GRCm39) A178S possibly damaging Het
Wdr54 A T 6: 83,131,601 (GRCm39) S139T probably benign Het
Wipi2 G C 5: 142,615,555 (GRCm39) Q14H probably benign Het
Zan T C 5: 137,406,106 (GRCm39) probably benign Het
Zfp735 A G 11: 73,579,783 (GRCm39) M1V probably null Het
Other mutations in Smg6
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00952:Smg6 APN 11 74,819,974 (GRCm39) missense probably benign
IGL01146:Smg6 APN 11 74,821,254 (GRCm39) nonsense probably null
IGL01505:Smg6 APN 11 75,047,117 (GRCm39) missense probably damaging 1.00
IGL01541:Smg6 APN 11 74,816,770 (GRCm39) missense probably benign 0.43
IGL01636:Smg6 APN 11 74,825,929 (GRCm39) critical splice donor site probably null
IGL02379:Smg6 APN 11 74,944,751 (GRCm39) missense probably damaging 1.00
IGL02794:Smg6 APN 11 74,944,760 (GRCm39) missense probably damaging 0.99
IGL02964:Smg6 APN 11 74,821,576 (GRCm39) critical splice donor site probably null
IGL03057:Smg6 APN 11 74,826,260 (GRCm39) nonsense probably null
1mM(1):Smg6 UTSW 11 74,825,815 (GRCm39) splice site probably benign
IGL03097:Smg6 UTSW 11 74,823,252 (GRCm39) missense probably damaging 1.00
PIT4802001:Smg6 UTSW 11 75,046,991 (GRCm39) missense probably damaging 0.96
R0269:Smg6 UTSW 11 75,053,757 (GRCm39) missense probably benign
R0344:Smg6 UTSW 11 74,820,647 (GRCm39) missense probably damaging 1.00
R0437:Smg6 UTSW 11 74,820,527 (GRCm39) missense probably damaging 1.00
R0452:Smg6 UTSW 11 74,821,039 (GRCm39) missense probably benign
R0511:Smg6 UTSW 11 74,819,884 (GRCm39) missense probably damaging 1.00
R0617:Smg6 UTSW 11 75,053,757 (GRCm39) missense probably benign
R0737:Smg6 UTSW 11 75,050,662 (GRCm39) missense probably damaging 1.00
R1715:Smg6 UTSW 11 74,820,256 (GRCm39) missense probably benign
R1780:Smg6 UTSW 11 74,836,942 (GRCm39) missense probably damaging 1.00
R1927:Smg6 UTSW 11 75,033,674 (GRCm39) missense probably damaging 1.00
R2073:Smg6 UTSW 11 74,821,120 (GRCm39) missense probably damaging 1.00
R2171:Smg6 UTSW 11 74,929,472 (GRCm39) missense probably damaging 1.00
R2513:Smg6 UTSW 11 74,820,502 (GRCm39) missense probably damaging 1.00
R3943:Smg6 UTSW 11 74,820,367 (GRCm39) missense probably damaging 1.00
R3944:Smg6 UTSW 11 74,820,367 (GRCm39) missense probably damaging 1.00
R4275:Smg6 UTSW 11 74,884,700 (GRCm39) intron probably benign
R4369:Smg6 UTSW 11 74,823,269 (GRCm39) nonsense probably null
R4452:Smg6 UTSW 11 74,880,967 (GRCm39) missense probably benign 0.14
R4864:Smg6 UTSW 11 74,820,988 (GRCm39) missense possibly damaging 0.89
R4885:Smg6 UTSW 11 74,932,744 (GRCm39) missense probably damaging 1.00
R5043:Smg6 UTSW 11 74,820,721 (GRCm39) missense possibly damaging 0.86
R5189:Smg6 UTSW 11 74,932,822 (GRCm39) missense probably damaging 1.00
R5378:Smg6 UTSW 11 74,932,820 (GRCm39) missense possibly damaging 0.61
R5518:Smg6 UTSW 11 74,944,724 (GRCm39) missense probably damaging 0.99
R5725:Smg6 UTSW 11 74,821,439 (GRCm39) missense probably benign 0.45
R5746:Smg6 UTSW 11 75,030,113 (GRCm39) missense probably damaging 1.00
R6151:Smg6 UTSW 11 75,047,033 (GRCm39) missense probably damaging 0.96
R6319:Smg6 UTSW 11 75,047,048 (GRCm39) missense probably damaging 1.00
R6349:Smg6 UTSW 11 74,944,600 (GRCm39) missense possibly damaging 0.94
R6500:Smg6 UTSW 11 74,821,331 (GRCm39) missense possibly damaging 0.74
R6619:Smg6 UTSW 11 74,823,279 (GRCm39) critical splice donor site probably null
R6923:Smg6 UTSW 11 74,820,169 (GRCm39) missense possibly damaging 0.50
R7361:Smg6 UTSW 11 74,820,979 (GRCm39) missense probably benign 0.00
R7494:Smg6 UTSW 11 74,820,449 (GRCm39) missense probably benign
R7498:Smg6 UTSW 11 74,819,932 (GRCm39) missense probably benign 0.01
R7681:Smg6 UTSW 11 74,822,531 (GRCm39) missense probably damaging 1.00
R7710:Smg6 UTSW 11 74,821,445 (GRCm39) missense probably benign 0.26
R7770:Smg6 UTSW 11 74,884,687 (GRCm39) missense unknown
R8159:Smg6 UTSW 11 74,929,465 (GRCm39) missense probably damaging 1.00
R8381:Smg6 UTSW 11 74,822,566 (GRCm39) missense probably damaging 1.00
R8463:Smg6 UTSW 11 74,820,886 (GRCm39) missense probably benign 0.14
R8509:Smg6 UTSW 11 74,932,702 (GRCm39) missense probably benign 0.04
R8557:Smg6 UTSW 11 75,047,064 (GRCm39) missense probably damaging 0.98
R8743:Smg6 UTSW 11 74,820,859 (GRCm39) missense probably benign
R9240:Smg6 UTSW 11 74,825,884 (GRCm39) missense probably damaging 1.00
R9312:Smg6 UTSW 11 74,820,877 (GRCm39) missense probably benign 0.27
X0018:Smg6 UTSW 11 74,820,812 (GRCm39) missense possibly damaging 0.76
Z1186:Smg6 UTSW 11 75,047,092 (GRCm39) missense probably benign 0.06
Z1187:Smg6 UTSW 11 75,047,092 (GRCm39) missense probably benign 0.06
Z1188:Smg6 UTSW 11 75,047,092 (GRCm39) missense probably benign 0.06
Z1189:Smg6 UTSW 11 75,047,092 (GRCm39) missense probably benign 0.06
Z1190:Smg6 UTSW 11 75,047,092 (GRCm39) missense probably benign 0.06
Z1191:Smg6 UTSW 11 75,047,092 (GRCm39) missense probably benign 0.06
Z1192:Smg6 UTSW 11 75,047,092 (GRCm39) missense probably benign 0.06
Predicted Primers PCR Primer
(F):5'- AGAGGTTGCTGCTGTCTCAG -3'
(R):5'- AACTCAAGCTTCAAATGAGGATGAG -3'

Sequencing Primer
(F):5'- AGCATGCTAGTCTTCACTCAG -3'
(R):5'- CAGACAGTGACTTAGGACTAGGC -3'
Posted On 2018-10-18